Canadian Solar director sells 1,752 shares

Canadian Solar Inc. director Andrew Luen Cheung Wong reported an open-market sale of company stock.

Rhea-AI Filing Summary

Canadian Solar Inc. director Andrew Luen Cheung Wong reported an open-market sale of company stock. On May 19, 2026, he sold 1,752 shares of Common Stock at an average price of $16.3343 per share, leaving him with no directly held shares after the transaction. The sale was made pursuant to Rule 144 under the Securities Act of 1933.

Insider Trade Summary

Net Seller: 1,752 shares

Net Sell 1 txn

Insider Wong Andrew Luen Cheung

Role Director

Sold 1,752 shs ($29K)

Type	Security	Shares	Price	Value
Sale	Common Stock	1,752	$16.3343	$29K

Holdings After Transaction: Common Stock — 0 shares (Direct)

Footnotes (1)

1. F1. The shares of common stock were sold pursuant to Rule 144 under the Securities Act of 1933, as amended.

Key Figures

Shares sold: 1,752 shares Sale price: $16.3343 per share Shares after transaction: 0 shares

3 metrics

Shares sold 1,752 shares Open-market sale on May 19, 2026

Sale price $16.3343 per share Average price for Common Stock sold

Shares after transaction 0 shares Total directly held Common Stock following sale

Key Terms

Rule 144, open-market sale, Common Stock, Form 4

4 terms

Rule 144 regulatory

"The shares of common stock were sold pursuant to Rule 144 under the Securities Act of 1933, as amended."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

open-market sale financial

"transaction_action: open-market sale"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Common Stock financial

"security_title: Common Stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Canadian Solar (CSIQ) disclose for Andrew Luen Cheung Wong?

Canadian Solar director Andrew Luen Cheung Wong sold 1,752 shares of Common Stock. The sale occurred on May 19, 2026, in an open-market transaction at an average price of $16.3343 per share, and left him with no directly held shares.

At what price did the Canadian Solar (CSIQ) director sell his shares?

The director sold his Canadian Solar Common Stock at an average price of $16.3343 per share. This price reflects the reported execution value for the 1,752 shares disposed of in the open market on May 19, 2026, under a Rule 144 transaction.

How many Canadian Solar (CSIQ) shares did the director hold after the reported sale?

Following the reported transaction, the director held zero shares directly. The Form 4 shows total shares following the transaction as 0.0000, indicating that his directly owned Common Stock position was fully disposed of in this sale.

Was the Canadian Solar (CSIQ) insider sale executed under Rule 144?

Yes, the insider sale was executed pursuant to Rule 144 under the Securities Act of 1933. The footnote explicitly states that the Common Stock was sold in reliance on Rule 144, which governs certain resales of restricted or control securities.

What type of transaction did the Canadian Solar (CSIQ) Form 4 report?

The Form 4 reports an open-market sale of Common Stock, coded as “S.” It describes a non-derivative transaction in which 1,752 shares were sold directly, with no derivative securities reported and no remaining direct Common Stock holdings afterward.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/21/2026 - 04:02 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Wong Andrew Luen Cheung

(Last) (First) (Middle)

C/O CANADIAN SOLAR INC,

4273 KING STREET EAST, SUITE 102

(Street)

KITCHENER N2P 2E9

(City) (State) (Zip)

ONTARIO, CANADA

(Country)

2. Issuer Name and Ticker or Trading Symbol
Canadian Solar Inc. [ CSIQ ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/19/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/19/2026		S(1)		1,752	D	$16.3343	0	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The shares of common stock were sold pursuant to Rule 144 under the Securities Act of 1933, as amended.

	/s/ Andrew (Luen Cheung) Wong	05/21/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)